| Z&C SHOES MAT'L CO., LIMITED | Private company limited by shares | Live |
| HK EP EVRMT MATL LIMITED | Private company limited by shares | Live |
| MATLASK LIMITED | Private company limited by shares | Dissolved |
| MATLINK COMPANY LIMITED | Private company limited by shares | Live |
| MATLOCK LIMITED | Private company limited by shares | Dissolved |
| MATLOCK INDUSTRIES LIMITED | Private company limited by shares | Dissolved |
| MATLOCK TELECOM LIMITED | Private company limited by shares | Live |
| MATLOCK UNIVERSAL LIMITED | Private company limited by shares | Live |
| MATLOO HK LIMITED | Private company limited by shares | Live |
| MatlTech Hong Kong Limited | Private company limited by shares | Live |